3400 Security Intercom System

3409 Dedicated Station Port

A component of the Algo 3400 Security Intercom System, the 3409 Dedicated Station Port Channel connects one 320X Digital Door Station to one PBX analog station port similar to the 3228 Doorphone.


  • Does not require Line Cards or Gateways
  • Each 3409 Card supports one voice channel - up to 2,048 in a system
  • Generates call by going off-hook and dialing or off-hook to activate hot-line dialing in system
  • Disconnect by loop supervision, dial tone, polarity reversal, or time-out

3409 Dedicated Station Port Card